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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.